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Patents Grants
last 30 patents
Information
Patent Grant
Supported catalyst, its activated form, and their preparation and use
Patent number
11,541,376
Issue date
Jan 3, 2023
China Petroleum and Chemical Corporation
Wei Dai
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Composite catalyst and preparation method therefor
Patent number
11,241,676
Issue date
Feb 8, 2022
China Petroleum and Chemical Corporation
Wei Dai
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Composite catalyst and preparation method therefor
Patent number
10,661,254
Issue date
May 26, 2020
China Petroleum and Chemical Corporation
Wei Dai
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
MALEIC ANHYDRIDE HYDROGENATION PROCESS AND SUCCINIC ACID PRODUCTION...
Publication number
20250042867
Publication date
Feb 6, 2025
China Petroleum and Chemical Corporation
Changjiang WU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
COMPOSITE CATALYST AND PREPARATION METHOD THEREFOR
Publication number
20200246781
Publication date
Aug 6, 2020
China Petroleum and Chemical Corporation
Wei Dai
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SUPPORTED CATALYST, ITS ACTIVATED FORM, AND THEIR PREPARATION AND USE
Publication number
20180169632
Publication date
Jun 21, 2018
China Petroleum and Chemical Corporation
Wei Dai
C07 - ORGANIC CHEMISTRY
Information
Patent Application
COMPOSITE CATALYST AND PREPARATION METHOD THEREFOR
Publication number
20160367972
Publication date
Dec 22, 2016
China Petroleum and Chemical Corporation
Wei Dai
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Supported Catalyst, Its Activated Form, and their Preparation and Use
Publication number
20150231612
Publication date
Aug 20, 2015
China Petroleum and Chemical Corporation
Wei Dai
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL